The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 18, 2025

Filed:

Sep. 28, 2023
Applicant:

Huawei Digital Power Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Mingxuan Dong, Shanghai, CN;

Kai Xin, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/32 (2006.01); H02J 3/38 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H02J 3/32 (2013.01); H02J 3/38 (2013.01); H02J 7/0048 (2020.01); H02J 2300/24 (2020.01); H02J 2300/28 (2020.01);
Abstract

A method includes: performing one or more adjustments on a filter parameter based on battery information of the ESS that is at a first control moment, and performing one or more times of power filtering by the filter, until a power fluctuation rate determined based on a power obtained through filtering is less than or equal to a preset threshold; and determining, based on the power obtained through filtering, a given power of the ESS that is at the first control moment. During smooth control of a power, a relationship is established between battery information and a filter characteristic, so as to prevent a battery from quickly reaching a fully charged state or a fully discharged state.


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